# US 11,994,641 B2 · Seismic data acquisition systems and methods > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,994,641 B2 - Document ID: US11994641B2 - Status: Granted - Kind: B2 - Application number: 16/551,367 - Filed: 2019-08-26 - Published: 2021-03-04 - Granted: 2024-05-28 - Earliest claimed: 2019-08-26 - Assignees: Magseis FF LLC - Applicants: Magseis FF LLC - Inventors: Graham Gillott - Web page: https://patentgrep.com/patent/US11994641B2 ## CPC - G01V 1/3808: {Seismic data acquisition, e.g. survey design} - G01V 1/162: {Details} - G01V 1/186: {Hydrophones} - G01V 1/201: {Constructional details of seismic cables, e.g. streamers (integrated optoseismic systems G01V1/226; line connectors in general H01R, transducer mountings in general G10K11/004)} - G01V 1/3861: {control of source arrays, e.g. for far field control} - G01V: GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS (means for indicating the location of accidentally buried, e.g. snow-buried, persons A63B29/02) ## Abstract A seismic survey system is provided. The system can include a receiver array including a first streamer and a second streamer. The system can include a first plurality of receivers coupled with the first streamer and a second plurality of receivers coupled with the second streamer. The system can include a main source array including a first main source and a second main source. The system can include an accessory source array including a first accessory source and a second accessory source. The first accessory source can couple with the first main source and the second accessory source can couple with the second main source. The system can include a first lateral cable to couple with a first diverter and with the first main source. The system can include a second lateral cable to couple with a second diverter and with the second main source. ## Claims ### Claim 1 A seismic survey system, comprising: a main source array comprising a first main source and a second main source; an accessory source array comprising a first accessory source and a second accessory source, the first accessory source to couple with the first main source and the second accessory source to couple with the second main source, wherein the first main source comprising a first float of the first main source, a second float of the first main source, and a third float of the first main source, wherein the second main source comprising a first float of the second main source, a second float of the second main source, and a third float of the second main source, wherein the first accessory source is coupled with the first float of the first main source and the second accessory source is coupled with the first float of the second main source, and wherein a distance between the first main source and the second main source is between 50 m and 70 m; and a data processing system having one or more processors, the data processing system is configured to: initiate a first source shot of the first main source at a first frequency; initiate a first source shot of the second main source at the first frequency; initiate a first source shot of the first accessory source at a second frequency; and initiate a first source shot of the second accessory source at a third frequency, wherein the first frequency is different from the second and the third frequency, and wherein the second frequency and the third frequency have same range. ### Claim 2 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source according to a main source initiation cycle; and initiate the first source shot of the second main source according to the main source initiation cycle. ### Claim 3 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first accessory source according to an accessory source initiation cycle; and initiate the first source shot of the second accessory source according to the accessory source initiation cycle. ### Claim 4 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source according to a main source initiation cycle; initiate the first source shot of the second main source according to the main source initiation cycle; initiate the first source shot of the first accessory source according to an accessory source initiation cycle, the accessory source initiation cycle synchronized with the main source initiation cycle; and initiate the first source shot of the second accessory source according to the accessory source initiation cycle. ### Claim 5 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source according to a main source initiation cycle; initiate the first source shot of the second main source according to the main source initiation cycle; initiate the first source shot of the first accessory source according to an accessory source initiation cycle, the accessory source initiation cycle de-synchronized from the main source initiation cycle; and initiate the first source shot of the second accessory source according to the accessory source initiation cycle. ### Claim 6 (depends on 1) The seismic survey system of claim 1, comprising: the first main source comprising a first float of the first main source, a second float of the first main source, and a third float of the first main source; the second main source comprising a first float of the second main source, a second float of the second main source, and a third float of the second main source; the first accessory source to couple with the first float of the first main source; the second accessory source to couple with the first float of the second main source; a first lateral cable to couple with a first diverter and with the first main source; a second lateral cable to couple with a second diverter and with the second main source; the accessory source array comprising a third accessory source and a fourth accessory source; the third accessory source to couple with the first lateral cable; and the fourth accessory source to couple with the second lateral cable. ### Claim 7 (depends on 1) The seismic survey system of claim 1, comprising: the first main source comprising a first float of the first main source, a second float of the first main source, and a third float of the first main source; the second main source comprising a first float of the second main source, a second float of the second main source, and a third float of the second main source; the first accessory source to couple with the first float of the first main source; the second accessory source to couple with the first float of the second main source; a first lateral cable to couple with a first diverter and with the first main source; a second lateral cable to couple with a second diverter and with the second main source; the accessory source array comprising a third accessory source and a fourth accessory source; the third accessory source to couple with the first lateral cable; the fourth accessory source to couple with the second lateral cable; and the data processing system to: initiate the first source shot of the first accessory source at a second frequency; initiate the first source shot of the second accessory source at the second frequency; initiate a first source shot of the third accessory source at the second frequency; and initiate a first source shot of the fourth accessory source at the second frequency. ### Claim 8 (depends on 1) The seismic survey system of claim 1, comprising: the accessory source array comprising a third accessory source and a fourth accessory source; and the data processing system to: initiate the first source shot of the first accessory source at a second frequency; initiate the first source shot of the second accessory source at the second frequency; initiate a first source shot of the third accessory source at the second frequency; and initiate a first source shot of the fourth accessory source at the second frequency. ### Claim 9 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source at a first time; initiate the first source shot of the second main source at a second time; initiate the first source shot of the first accessory source at a third time; and initiate the first source shot of the second accessory source at a fourth time. ### Claim 10 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source at a first time; initiate the first source shot of the first accessory source at a second time, the second time subsequent to the first time; initiate the first source shot of the second main source at a third time, the third time subsequent to the second time; and initiate the first source shot of the second accessory source at a fourth time, the fourth time subsequent to the third time. ### Claim 11 (depends on 1) The seismic survey system of claim 1, comprising: the accessory source array comprising a third accessory source and a fourth accessory source; and the data processing system to: initiate the first source shot of the first main source at a first time; initiate the first source shot of the second main source at a second time; initiate the first source shot of the first accessory source at a third time; initiate the first source shot of the second accessory source at a fourth time; initiate the first source shot of the third accessory source at a fifth time; and initiate the first source shot of the fourth accessory source at a sixth time. ### Claim 12 (depends on 1) The seismic survey system of claim 1, comprising the data processing system to: initiate the first source shot of the first main source and the first source shot of the second main source according to a main source initiation cycle, the main source initiation cycle having a first frequency; and initiate the first source shot of the first accessory source and the first source shot of the second accessory source according to an accessory source initiation cycle, the accessory source initiation cycle having a second frequency. ### Claim 13 A seismic survey method, comprising: providing a main source array comprising a first main source and a second main source; providing an accessory source array comprising a first accessory source and a second accessory source, the first accessory source to couple with the first main source and the second accessory source to couple with the second main source, wherein the first main source comprising a first float of the first main source, a second float of the first main source, and a third float of the first main source, wherein the second main source comprising a first float of the second main source, a second float of the second main source, and a third float of the second main source, wherein the first accessory source is coupled with the first float of the first main source and the second accessory source is coupled with the first float of the second main source, and wherein a distance between the first main source and the second main source is between 50 m and 70 m; initiating, by a data processing system, a first source shot of the first main source at a first frequency; initiating, by the data processing system, a first source shot of the second main source at the first frequency; initiating, by the data processing system, a first source shot of the first accessory source at a second frequency; and initiating, by the data processing system, a first source shot of the second accessory source at a third frequency, wherein the first frequency is different from the second and the third frequency, and wherein the second frequency and the third frequency have a same range. ### Claim 14 (depends on 13) The seismic survey method of claim 13, comprising: initiating, by the data processing system, the first source shot of the first main source according to a main source initiation cycle; and initiating, by the data processing system, the first source shot of the second main source according to the main source initiation cycle. ### Claim 15 (depends on 13) The seismic survey method of claim 13, comprising: initiating, by the data processing system, the first source shot of the first accessory source according to an accessory source initiation cycle; and initiating, by the data processing system, the first source shot of the second accessory source according to the accessory source initiation cycle. ### Claim 16 (depends on 13) The seismic survey method of claim 13, comprising: initiating, by the data processing system, the first source shot of the first main source according to a main source initiation cycle; initiating, by the data processing system, the first source shot of the second main source according to the main source initiation cycle; initiating, by the data processing system, the first source shot of the first accessory source according to an accessory source initiation cycle, the accessory source initiation cycle synchronized with the main source initiation cycle; and initiating the first source shot of the second accessory source according to the accessory source initiation cycle. ### Claim 17 (depends on 13) The seismic survey method of claim 13, comprising: initiating, by the data processing system, the first source shot of the first main source according to a main source initiation cycle; initiating, by the data processing system, the first source shot of the second main source according to the main source initiation cycle; initiating, by the data processing system, the first source shot of the first accessory source according to an accessory source initiation cycle, the accessory source initiation cycle de-synchronized from the main source initiation cycle; and initiating, by the data processing system, the first source shot of the second accessory source according to the accessory source initiation cycle.