# US 10,121,358 B2 · Wireless emergency bell control system and method, and computer-readable recording medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,121,358 B2 - Document ID: US10121358B2 - Status: Granted - Kind: B2 - Application number: 15/116,139 - Filed: 2015-01-30 - Published: 2017-07-20 - Granted: 2018-11-06 - Earliest claimed: 2014-02-03 - Applicants: Sang Rae Park - Inventors: Sang Rae Park - Web page: https://patentgrep.com/patent/US10121358B2 ## CPC - G08B 25/10: using wireless transmission systems {(G08B25/009 takes precedence)} - G08B 3/00: Audible signalling systems, e.g. audible personal calling systems - G08B 3/1008: {Personal calling arrangements or devices, i.e. paging systems (selective calling systems and call receivers H04W84/00, H04W68/00)} - G08B 3/1016: {using wireless transmission (calling systems using transmission by inductive loop H04B5/00)} - G08B 3/1033: {with voice message alert} - G08B 3/1066: {with other provisions not elsewhere provided for, e.g. turn-off protection} - G08B 7/06: using electric transmission {, e.g. involving audible and visible signalling through the use of sound and light sources} - G08B 13/19669: {Event triggers storage or change of storage policy} - G08B 21/02: Alarms for ensuring the safety of persons - G08B 25/12: Manually actuated calamity alarm transmitting arrangements {emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure} - H04B 5/77: for interrogation - G08B: SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS - H04B: TRANSMISSION ## Abstract Embodiments of the present invention relate to a wireless emergency bell and a method for controlling a wireless emergency bell installed in a school and a school zone, the method comprising the steps of: receiving an input signal generated by pressing a provided button by a reporter when an emergency situation occurs; generating an emergency bell signal, repeatedly transmitting the generated emergency bell signal to at least one pager and a receiver during a predetermined configuration time, and outputting a prestored alarm sound to the outside through a provided speaker; generating an emergency bell voice signal and transmitting the generated emergency bell voice signal to the at least one pager and the receiver; generating an emergency bell voice transmission completion signal indicating that the emergency bell voice signal has been completely transmitted, and transmitting the generated emergency bell voice transmission completion signal to the at least one pager and the receiver; converting an operation of the wireless emergency bell into a reception mode in which data can be automatically received from at least one pager after a configured time; receiving a pager voice signal from the at least one pager; determining whether the received pager voice signal exists, and outputting the received pager voice signal to the outside through the speaker when the received pager voice signal exists; and determining whether a mode conversion command signal is received from the at least one pager when the received pager voice signal does not exist, and converting the operation of the wireless emergency bell into a transmission mode in which data can b e transmitted to the at least one pager and the receiver when there is the received mode conversion command signal. ## Claims ### Claim 1 A method of controlling a wireless emergency bell system comprising at least one wireless emergency bell, the method comprising: receiving a first input signal generated by a reporter pushing a button of the wireless emergency bell when an emergency occurs; generating and repeatedly transmitting an emergency bell signal to at least one pager and a receiver for a preset setting time; outputting a prestored alarm sound to an outside through a provided speaker; generating and transmitting an emergency bell voice signal to the at least one pager and the receiver; generating and transmitting an emergency bell voice transmission completion signal which indicates that transmission of the emergency bell voice signal is completed to the at least one pager and the receiver; converting an operation of the wireless emergency bell into a reception mode after a preset setting time for receiving a mode conversion command signal or data from the at least one pager and the receiver after transmitting the emergency bell voice transmission completion signal; receiving a pager voice signal from the at least one pager; determining whether the received pager voice signal is present and outputting the received pager voice signal to the outside through the speaker when the received pager voice signal is present; and determining whether the mode conversion command signal is received from the at least one pager when the received pager voice signal is not present and converting the operation into a transmission mode capable of transmitting data to the at least one pager and the receiver when the received mode conversion command signal is present, wherein the determining whether the mode conversion command signal is received from the at least one pager further comprising: determining, via a controller of the at least one pager, whether reception of a subsequent emergency bell voice signal is necessary by receiving a second input signal of a user through a button provided in the at least one pager which indicates that the subsequent emergency bell voice signal is desired; generating, via the controller, the mode conversion command signal and transmitting the generated mode conversion command signal to the wireless emergency bell in response to the emergency bell voice transmission completion signal being received from the wireless emergency bell for converting the operation of the wireless emergency bell from the reception mode into the transmission mode when the second input signal of the user indicates that the reception of the subsequent emergency bell voice signal is necessary. ### Claim 2 (depends on 1) The method of claim 1, wherein the receiving of the first input signal further comprises: receiving the first input signal input by the reporter by recognizing a radio frequency (RF) tag by an RF reader provided at the wireless emergency bell or by recognizing a near field communication (NFC) tag by an NFC reader provided at the wireless emergency bell. ### Claim 3 (depends on 2) The method of claim 2, wherein the emergency bell signal is generated while comprising at least one of identification information of the reporter included in the RF tag and identification information of the reporter included in the NFC tag. ### Claim 4 (depends on 1) The method of claim 1, wherein the emergency bell signal is generated while comprising wireless emergency bell number information prestored in a storage portion provided at the wireless emergency bell to allow a security officer to recognize an area where the emergency occurs. ### Claim 5 (depends on 1) The method of claim 1, wherein the emergency bell voice signal is generated from a voice and sound input through a microphone provided at the wireless emergency bell. ### Claim 6 (depends on 1) The method of claim 1, wherein the mode conversion command signal is a signal comprising information which gives commands for converting the wireless emergency bell which operates in the reception mode into the transmission mode. ### Claim 7 (depends on 1) The method of claim 1, wherein the at least one wireless emergency bell, the at least one pager, and the receiver mutually communicate using at least one of ultrahigh frequency (UHF) bands which do not need report or permission. ### Claim 8 (depends on 7) The method of claim 7, wherein the UHF band has a frequency band range of 448 MHz or more and 449 MHz or less. ### Claim 9 (depends on 1) The method of claim 1, wherein the receiving of the first input signal further comprises: generating an image storage command signal comprising information which indicates a command for storing an image taken by a camera installed in an area from which the first input signal is received; and transmitting the generated image storage command signal to the camera connected through wires or wirelessly. ### Claim 10 A method of controlling a wireless emergency bell system comprising a wireless emergency bell and at least one pager, the method comprising: entering, via a controller of the at least one pager, a reception stand-by mode for receiving data from the wireless emergency bell or other pagers; determining, via the controller, whether an emergency bell signal which indicates that an emergency occurs is received from the wireless emergency bell and outputting a preset alarm sound to an outside through a provided speaker when the emergency bell signal is received; receiving, via the controller, an emergency bell voice signal from the wireless emergency bell and outputting the emergency bell voice signal to the outside through the speaker; determining, via the controller, whether an emergency bell voice transmission completion signal which indicates that transmission of the emergency bell voice signal is completed is received from the wireless emergency bell, and when the emergency bell voice transmission completion signal is received, receiving an input signal of a user which indicates that a pager voice signal will be received and determining whether transmission of the pager voice signal is necessary, wherein after transmitting the emergency bell voice transmission completion signal to the at least one pager, the wireless emergency bell converts an operation into a reception mode after a preset setting time for receiving a mode conversion command signal or the pager voice signal from the at least one pager; generating and transmitting, via the controller, the pager voice signal to at least one of the wireless emergency bell, the other pagers, and a receiver when the transmission of the pager voice signal is necessary; determining, via the controller, whether reception of a subsequent emergency bell voice signal is necessary by receiving a subsequent input signal of the user through a button provided in the at least one pager which indicates that the subsequent emergency bell voice signal is desired; and generating, via the controller, the mode conversion command signal and transmitting the generated mode conversion command signal to the wireless emergency bell in response to the emergency bell voice transmission completion signal being received from the wireless emergency bell for converting the operation of the wireless emergency bell from the reception mode into a transmission mode capable of transmitting data to the at least one pager when the subsequent input signal of the user indicates that the reception of the subsequent emergency bell voice signal is necessary. ### Claim 11 (depends on 10) The method of claim 10, wherein the entering of the reception stand-by mode further comprises: operating in a sleep mode for a preset setting time; operating, after the setting time is finished, in auto-polling for a preset setting time; and repeatedly performing the sleep mode and the auto-polling. ### Claim 12 (depends on 10) The method of claim 10, wherein the at least one pager further performs: extracting emergency bell number information included in the emergency bell signal when the emergency bell signal is received; extracting identification information of the reporter when the identification information of the reporter is included in the received emergency bell signal; and displaying the extracted emergency bell number information or the extracted identification information of the reporter on a provided display portion to allow a security officer to recognize. ### Claim 13 (depends on 12) The method of claim 12, wherein the displaying through the display portion is displaying as at least one of a text, a symbol, a figure, and an icon. ### Claim 14 (depends on 10) The method of claim 10, wherein the at least one pager further performs: extracting, when a plurality of such emergency bell signals are received, each piece of emergency bell number information included in the plurality of emergency bell signals in a reception order; generating an emergency bell number text which indicates the extracted each piece of emergency bell number information and a sequence text which indicates the reception order; and displaying the generated emergency bell number text and the generated sequence text to be different in at least one of size, font, and color through a provided display portion. ### Claim 15 (depends on 10) The method of claim 10, wherein the input signal or the subsequent input signal of the user is generated by pushing one of a plurality of buttons provided at the pager. ### Claim 16 (depends on 10) The method of claim 10, wherein the wireless emergency bell, the at least one pager, and the receiver mutually communicate using at least one of UHF bands which do not need report or permission. ### Claim 17 (depends on 16) The method of claim 16, wherein the UHF band has a frequency band range of 448 MHz or more and 449 MHz or less. ### Claim 18 A method of controlling a wireless emergency bell system comprising a wireless emergency bell, at least one pager and a receiver, the method comprising: outputting a prestored alarm sound to an outside through a speaker of the pager when a controller of the at least one pager determines that an emergency bell signal is received from the wireless emergency bell; receiving, via the controller, an emergency bell voice signal from the wireless emergency bell and outputting the received emergency bell voice signal to the outside through the speaker; receiving, via the controller, a pager voice signal from at least one pager which wirelessly communicates with the wireless emergency bell and outputting the received pager voice signal to the outside through the speaker; receiving, via the controller, an emergency bell voice transmission completion signal from the wireless emergency bell, wherein after transmitting the emergency bell voice transmission completion signal to the at least one pager, the wireless emergency bell converts an operation into a reception mode after a preset setting time for receiving a mode conversion command signal or the pager voice signal from the at least one pager; receiving, via the controller, an input signal of a user through a button provided in the pager and determining whether reception of a subsequent emergency bell voice signal is necessary; and generating, via the controller, the mode conversion command signal and transmitting the generated mode conversion command signal to the wireless emergency bell in response to the emergency bell voice transmission completion signal being received from the wireless emergency bell for converting an operation of the wireless emergency bell from the reception mode into a transmission mode capable of transmitting data to the at least one pager when the input signal of the user indicates that the reception of the subsequent emergency bell voice signal is necessary. ### Claim 19 (depends on 18) The method of claim 18, wherein the receiver further performs: extracting, when the emergency bell signal is received, emergency bell number information included in the emergency bell signal and displaying the extracted emergency bell number information on a provided display portion to allow a security officer to recognize; generating an image storage command signal comprising information which indicates a command for storing an image taken by a closed-circuit television (CCTV) camera installed in an area in which the wireless emergency bell is positioned; and transmitting the generated image storage command signal to a CCTV camera controlling apparatus which controls the CCTV camera which is connected through wires or wirelessly. ### Claim 20 (depends on 18) The method of claim 18, wherein the receiver further performs: extracting emergency bell number information included in the emergency bell signal when the emergency bell signal is received; extracting identification information of a reporter when the identification information of the reporter is included in the received emergency bell signal; and displaying the extracted emergency bell number information or the extracted identification information of the reporter on a provided display portion to allow a security officer to recognize. ### Claim 21 (depends on 20) The method of claim 20, wherein the displaying through the display portion is displaying as at least one of a text, a symbol, a figure, and an icon. ### Claim 22 (depends on 18) The method of claim 18, wherein the wireless emergency bell, the at least one pager, and the receiver mutually communicate using at least one of UHF bands which do not need report or permission. ### Claim 23 (depends on 22) The method of claim 22, wherein the UHF band has a frequency band range of 448 MHz or more and 449 MHz or less. ### Claim 24 (depends on 1) A non-transitory computer-readable recording medium in which a program for executing each operation of the method according to claim 1 is recorded. ### Claim 25 (depends on 24) A wireless emergency bell control system comprising the non-transitory computer-readable recording medium of claim 24.