Multiple bandwidth operation

An apparatus for wireless communication at a wireless device, comprising:

• means for receiving a broadcast of a first message comprising an indication of a first bandwidth value;
• means for receiving, based on the first bandwidth value, a second message comprising a radio resource control (RRC) message, the second message comprising an indication of a second bandwidth value, wherein the second bandwidth value replaces the first bandwidth value;
• means for receiving a second RRC message comprising an indication of a frequency offset associated with the second bandwidth value;
• means for determining a frequency position that indicates a plurality of physical resource blocks for the second bandwidth value using the frequency offset;
• means for receiving downlink transmissions comprising downlink control information (DCI) based on the second bandwidth value following receipt of the second message;
• and
• means for interpreting the DCI based on the second bandwidth value.

An apparatus for wireless communication at a wireless device, comprising:

• a processor,
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to:
• receive a broadcast of a first message comprising an indication of a first bandwidth value;
• receive, based on the first bandwidth value, a second message comprising a radio resource control (RRC) message, the second message comprising an indication of a second bandwidth value, wherein the second bandwidth value replaces the first bandwidth value;
• receive a second RRC message comprising an indication of a frequency offset associated with the second bandwidth value;
• determine a frequency position that indicates a plurality of physical resource blocks for the second bandwidth value using the frequency offset;
• receive downlink transmissions comprising downlink control information (DCI) based on the second bandwidth value following receipt of the second message;
• and
• interpret the DCI based on the second bandwidth value.

A non-transitory computer-readable medium storing computer-executable code for wireless communication at a wireless device, the code executable to:

• receive a broadcast of a first message comprising an indication of a first bandwidth value;
• receive, based on the first bandwidth value, a second message comprising a radio resource control (RRC) message, the second message comprising an indication of a second bandwidth value, wherein the second bandwidth value replaces the first bandwidth value;
• receive a second RRC message comprising an indication of a frequency offset associated with the second bandwidth value;
• determine a frequency position that indicates a plurality of physical resource blocks for the second bandwidth value using the frequency offset;
• receive downlink transmissions comprising downlink control information (DCI) based on the second bandwidth value following receipt of the second message;
• and
• interpret the DCI based on the second bandwidth value.

A method for wireless communication at a wireless device, comprising:

• identifying a narrowband bandwidth value;
• receiving, based on the narrowband bandwidth value, a message comprising an indication of a wideband bandwidth value, wherein the wideband bandwidth value is greater than the narrowband bandwidth value;
• increasing the narrowband bandwidth value from a first narrowband value to a second narrowband value that is a fraction of the indicated wideband bandwidth value, the second narrowband value being different than the indicated wideband bandwidth value, wherein increasing the narrowband bandwidth value to the second narrowband value is based at least in part on an overlap of the narrowband bandwidth value with the indicated wideband bandwidth value;
• and
• receiving downlink transmissions based on the second narrowband value following receipt of the message.

An apparatus for wireless communication at a wireless device, comprising:

• means for identifying a narrowband bandwidth value;
• means for receiving, based on the narrowband bandwidth value, a message comprising an indication of a wideband bandwidth value, wherein the wideband bandwidth value is greater than the narrowband bandwidth value;
• means for increasing the narrowband bandwidth value from a first narrowband value to a second narrowband value that is a fraction of the indicated wideband bandwidth value, the second narrowband value being different than the indicated wideband bandwidth value, wherein increasing the narrowband bandwidth value to the second narrowband value is based at least in part on an overlap of the narrowband bandwidth value with the indicated wideband bandwidth value;
• and
• means for receiving downlink transmissions based on the second narrowband value following receipt of the message.

An apparatus for wireless communication at a wireless device, comprising:

• a processor;
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to:
• identify a narrowband bandwidth value;
• receive, based on the narrowband bandwidth value, a message comprising an indication of a wideband bandwidth value, wherein the wideband bandwidth value is greater than the narrowband bandwidth value;
• increase the narrowband bandwidth value from a first narrowband value to a second narrowband value that is a fraction of the indicated wideband bandwidth value, the second narrowband value being different than the indicated wideband bandwidth value, wherein increasing the narrowband bandwidth value to the second narrowband value is based at least in part on an overlap of the narrowband bandwidth value with the indicated wideband bandwidth value;
• and
• receive downlink transmissions based on the second narrowband value following receipt of the message.

A non-transitory computer-readable medium storing computer-executable code for wireless communication at a wireless device, the code executable to:

• identify a narrowband bandwidth value;
• receive, based on the narrowband bandwidth value, a message comprising an indication of a wideband bandwidth value, wherein the wideband bandwidth value is greater than the narrowband bandwidth value;
• increase the narrowband bandwidth value from a first narrowband value to a second narrowband value that is a fraction of the indicated wideband bandwidth value, the second narrowband value being different than the indicated wideband bandwidth value, wherein increasing the narrowband bandwidth value to the second narrowband value is based at least in part on an overlap of the narrowband bandwidth value with the indicated wideband bandwidth value;
• and
• receive downlink transmissions based on the second narrowband value following receipt of the message.

A method for wireless communication at a wireless device, comprising:

• receiving a broadcast of a first message comprising an indication of a first narrowband bandwidth value;
• receiving, based on the first narrowband bandwidth value, a second message comprising a radio resource control (RRC) message, the second message comprising an indication of a second narrowband bandwidth value, wherein the second narrowband bandwidth value replaces the first narrowband bandwidth value;
• receiving a second RRC message comprising an indication of a frequency offset associated with the second narrowband bandwidth value, wherein the second narrowband bandwidth value and the first narrowband bandwidth value correspond to different center frequencies;
• determining, based on the frequency offset, a frequency position that indicates a plurality of physical resource blocks for the second narrowband bandwidth value;
• receiving downlink transmissions comprising downlink control information (DCI) based on the second narrowband bandwidth value following receipt of the second message;
• and
• interpreting the DCI based on the second narrowband bandwidth value.

An apparatus for wireless communication at a wireless device, comprising:

• a processor;
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to:
• receive a broadcast of a first message comprising an indication of a first narrowband bandwidth value;
• receive, based on the first narrowband bandwidth value, a second message comprising a radio resource control (RRC) message, the second message comprising an indication of a second narrowband bandwidth value, wherein the second narrowband bandwidth value replaces the first narrowband bandwidth value;
• receive a second RRC message comprising an indication of a frequency offset associated with the second narrowband bandwidth value, wherein the second narrowband bandwidth value and the first narrowband bandwidth value correspond to different center frequencies;
• determine, based on the frequency offset, a frequency position that indicates a plurality of physical resource blocks for the second narrowband bandwidth value;
• receive downlink transmissions comprising downlink control information (DCI) based on the second narrowband bandwidth value following receipt of the second message;
• and
• interpret the DCI based on the second narrowband bandwidth value.