Integration of cellular phone detection and reporting into a prison telephone system

• US 8,233,880 B2
• Filed: 08/16/2006
• Issued: 07/31/2012
• Est. Priority Date: 08/16/2006
• Status: Active Grant

• Current Assignee: Global Tel-Link Corporation
• Original Assignee: Global Tel-Link Corporation
• Inventors: Johnson, Garth
• Primary Examiner(s): Chang, Kent
• Assistant Examiner(s): HTUN, SAN A
• Application Number:
  US11/504,979
• Publication Number:
  US 20080043993A1
• Time in Patent Office: 2,176 Days
• Field of Search: 455/404.1, 455/404.2, 455/421, 455/9, 455/67.11, 455/412.1, 455/405, 4554141-4144, 4554561-4566, 455/466, 455/422.1, 455/429, 455/443, 455/444, 455/446, 455/560, 455/561, 455/565, 455/567, 455/2, 455/426.1, 455/426.2, 455/462, 455/465, 455/554.1, 455/554.2, 455/555, 379/88.12, 379/1.02, 379/7, 379 3201- 35, 379 38- 42, 379/68, 379 70- 75, 379/85, 379/100.3, 379/100.05, 379/112.01, 379/114.06, 379/189, 726 1- 36
• US Class Current: 455/410
• CPC Class Codes: H04K 2203/16 for telephony
• CPC Class Codes: H04K 2203/32 including a particular configuration of antennas
• CPC Class Codes: H04K 3/40 Jamming having variable characteristics
• CPC Class Codes: H04K 3/80 Jamming or countermeasure characterized by its function
• CPC Class Codes: H04L 63/1408 by monitoring network traffic monitoring network traffic per se H04L43/00
• CPC Class Codes: H04M 11/04 with alarm systems, e.g. fire, police or burglar alarm systems
• CPC Class Codes: H04M 2201/18 Comparators
• CPC Class Codes: H04M 3/205 Eavesdropping prevention - indication of insecurity of line or network
• CPC Class Codes: H04M 3/2281 Call monitoring, e.g. for law enforcement purposes; Call tracing; Detection or prevention of malicious calls
• CPC Class Codes: H04M 3/38 Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections queuing arrangements H04Q3/64
• CPC Class Codes: H04W 12/08 Access security
• CPC Class Codes: H04W 12/12 Detection or prevention of fraud
• CPC Class Codes: H04W 4/022 with dynamic range variability
• CPC Class Codes: H04W 48/02 Access restriction performed under specific conditions
• CPC Class Codes: H04W 48/04 based on user or terminal location or mobility data, e.g. moving direction, speed
• CPC Class Codes: H04W 64/00 Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Abstract

The present subject matter is directed to an apparatus and methodology for monitoring for the occurrence of use of unauthorized telecommunications equipment within a designated area. The present subject matter has particular utility to the corrections environment in that it discloses a methodology for detecting and reporting the unauthorized operation of cellular telephones within a corrections facility. The present technology may be used advantageously in combination with inmate telephone systems to transmit information to appropriate personnel in the form of email messages and/or voice communications by way of telephone local or corrections facility external telephone lines. The present technology also provides for recordation and storage of time, date and location information for detected events.

Claims

1. A cellular telephone detection system for detecting unauthorized cellular telephone usage within predetermined zones within a facility, comprising:

a plurality of cellular telephone transmission detectors, each detector operatively associated with a predetermined zone within a facility and configured to produce a detection signal upon detection of cellular telephone transmissions within its respective predetermined zone;

an interface device coupled to each of said plurality of cellular telephone transmission detectors; and

a telephone system coupled to said interface device, wherein said telephone system is configured to receive one or more detection signals from one or more of said plurality of cellular telephone transmission detectors and to generate one or more notification messages indicative of detected cellular telephone transmissions;

wherein the notification messages comprise an identification of each detected cellular telephone transmission within its respective predetermined zone within the facility, the date and time of transmission detection, and location information identifying the respective predetermined zone within the facility in which each cellular telephone transmission was detected;

wherein the notification messages are relayed to authorized personnel of the operation of unauthorized cellular telephone usage within the predetermined zone within the facility; and

wherein one or more of said cellular telephone transmission detectors are positioned within a facility such that their respective detection zones at least partially overlap the respective detection zone of at least one other of said plurality of cellular telephone transmission detectors.

2. A cellular telephone detection system as in claim 1, wherein said telephone system is configured to generate one or more notification messages in a format selected from the group consisting of email messages, telephonic voice messages, and information records.

3. A cellular telephone detection system as in claim 2, wherein said one or more notification messages further include an indication of detected signal level when each cellular telephone level is detected in a respective detection zone.

4. A cellular telephone detection system as in claim 1, wherein said location information is supplied based on data stored in said interface device.

5. A cellular telephone detection system as in claim 1, wherein said location information is supplied based on data stored in said telephone system.

6. A method for monitoring one or more areas within a facility for unauthorized cellular telephone transmissions therein, comprising the steps of:

providing a plurality of cellular telephone transmission detectors, with each detector configured to produce a detection signal upon detection of cellular telephone transmissions;

positioning the plurality of cellular telephone transmission detectors in a respective corresponding plurality of predetermined zones within a facility to be monitored;

coupling each of said plurality of cellular telephone transmission detectors to an interface device;

coupling the interface device to a telephone system; and

configuring the telephone system to produce notification messages for relay to authorized personnel of the operation of unauthorized cellular telephone usage within one or more of the predetermined zones within the facility upon detection of cellular telephone transmissions by one or more of said cellular telephone transmission detectors, said notification messages specifically comprising an identification of each detected cellular telephone transmission within its respective predetermined zone within the facility and location information identifying the respective predetermined zone within the facility in which each cellular telephone transmission was detected; and

wherein the step of positioning comprises positioning one or more of the cellular telephone transmission detectors such that their respective detection zones at least partially overlap the respective detection zone of at least one other of said plurality of cellular telephone transmission detectors.

7. The method of claim 6, further comprising the step of configuring said telephone system to generate one or more notification messages in a format selected from the group consisting of email messages, telephonic voice messages, and information records.

8. The method of claim 7, wherein the step of configuring said telephone system to generate one or more notification messages comprises configuring said telephone system to generate one or more notification messages including an indication of detected signal level when each cellular telephone level is detected in a respective detection zone.

9. The method of claim 8, further comprising the step of configuring the interface device to supply cellular telephone transmission detector location information for said notification messages.

10. The method of claim 8, further comprising the step of configuring the telephone system to supply cellular telephone transmission detector location information for said notification messages.

11. An inmate telephone system for detecting unauthorized cellular telephone usage within a corrections facility, comprising;

a plurality of cellular telephone transmission detectors, each detector operatively associated with a predetermined zone within a corrections facility and configured to produce a detection signal upon detection of cellular telephone transmissions within its respective predetermined zone; and

a telephone system coupled to said plurality of cellular telephone transmission detectors, wherein said telephone system is configured to receive one or more detection signals from one or more of said plurality of cellular telephone transmission detectors and to generate one or more notification messages indicative of detected cellular telephone transmissions, said one or more notification messages specifically comprising an identification of each detected cellular telephone transmission within its respective predetermined zone, the date and time of transmission detection, and location information identifying the respective predetermined zone within the corrections facility in which each cellular telephone transmission was detected; and

wherein one or more of said cellular telephone transmission detectors are positioned such that their respective detection zones within the corrections facility at least partially overlap the respective detection zone of at least one other of said plurality of cellular telephone transmission detectors.

12. An inmate telephone system as in claim 11, wherein said telephone system is configured to generate one or more notification messages in a format selected from the group consisting of email messages, telephonic voice messages, and information records.

13. An inmate telephone system as in claim 12, wherein said one or more notification messages further include an indication of detected signal level when each cellular telephone level is detected in a respective detection zone.

14. An inmate telephone system as in claim 13, further comprising an interface device coupled to each of said plurality of cellular telephone transmission detectors, and coupled to said telephone system.

15. An inmate telephone system as in claim 14, wherein said location information is supplied based on data stored in said interface device.

16. An inmate telephone system as in claim 12, wherein said location information is supplied based on data stored in said telephone system.

17. An inmate telephone system as in claim 11, wherein said telephone system further includes at least one jamming device, and wherein said telephone system is configured to receive one or more of said detection signals from one or more of said plurality of cellular telephone transmission detectors, and to activate and control said jamming device in response thereto.

18. An inmate telephone system as in claim 11, wherein said telephone system further includes a plurality of non-cellular two-way communication detector devices, each such non-cellular two-way communication detector device operatively associated with a predetermined zone and configured to produce a detection signal upon detection of non-cellular two-way transmissions within its respective predetermined zone.