U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Self-contained wireless camera device, wireless camera system and method

Patent 6522352 Issued on February 18, 2003. Estimated Expiration Date: Icon_subject June 22, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Portable video recording system employing camera and recording stations connected by wireless links
Patent #: 4097893
Issued on: 06/27/1978
Inventor: Camras

Image data converter
Patent #: 4791680
Issued on: 12/13/1988
Inventor: Yokoe ,   et al.

Multimedia telephone having wireless camera and television module and method of operation thereof
Patent #: 5760824
Issued on: 06/02/1998
Inventor: Hicks, III

Image processing system and information processing apparatus
Patent #: 6327001
Issued on: 12/04/2001
Inventor: Yamagishi

Electronic image pickup device which is operable even when management information related to recording/reproducing image data is not readable Patent #: 6330028
Issued on: 12/11/2001
Inventor: Oie, et al.

Inventors

Assignee

Application

No. 102457 filed on 06/22/1998

US Classes:

348/211.2, Wireless348/211.4, Control devices348/333.01, With electronic viewfinder or display monitor455/556.1Integrated with other device

Examiners

Primary: Ho, Tan

Attorney, Agent or Firm

International Classes

H04N 005/232
211.1
211.2
211.3
211.4
211.5
211.6
333.01
333.02
333.12

Abstract

A self-contained wireless camera (10) and a wireless camera system (25) having such a device and a base station (20). Video processing (e.g. video compression) circuitry (200, 210) of the camera device receives video signals from a camera (130) and provides processed video signals. These are transmitted over a shared radio channel. A radio receiver (101) receives processed (e.g. compressed) video signals from the base station or another camera device. Images from the camera or the base station are displayed in a selected manner on a display or monitor (140). The base station device (20) receives processed (e.g. compressed) video signals, stores them and retransmits them. A command signal is received by the radio receiver to modify operation in such a manner as to control bandwidth usage. Wireless camera devices can adjust their operation to accommodate other wireless camera devices. Different transport protocol modules 230 and 240 can be selected according to the application that the user selects for operation.

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