Patent US4776702A successfully refreshed from Google Patents.
USH1790H
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medic-cam
Assignee: United States Department of the Army
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Filing: 1996-11-21
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Granted: 1999-03-02
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Expires: 2016-11-21
Abstract
Abstract The Medic-Cam is a wireless, highly integrated, portable, lightweight sys which provides high quality video and audio communications between highly trained specialists and remotely located field personnel. The system utilizes a head mounted display, a subminiature high resolution color CCD camera, microphone, transmitter, receiver, antenna, battery and vest. The size and integration of the head mounted components allow it to be worn under a combat kevlar helmet.
Inventors
- 👤 Mark A. Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:28
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/14; F41G3/16; F41G3/165; G; G02; G02B; G02B27/00; G02B27/01; G02B27/017
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
88 words
A wireless, highly integrated, portable, lightweight system which provides high quality video and audio communications between highly trained specialists and remotely located personnel comprising: a head mounted display system for viewing video images including a frame and a transparency; a set of earphones to be worn by said specialists; a boom microphone mounted to said head mounted display system; a sub-miniature camera mounted to said head mounted display system; transmitter & receiver means; antenna means; a source of power; and a control module to control said lightweight system.
Claim 2
Dependent Claim
88 words
A wireless, highly integrated, portable, lightweight system which provides high quality video and audio communications between highly trained specialists and remotely located personnel comprising: a head mounted display system for viewing video images including a frame and a transparency; a set of earphones to be worn by said specialists; a boom microphone mounted to said head mounted display system; a sub-miniature camera mounted to said head mounted display system; transmitter & receiver means; antenna means; a source of power; and a control module to control said lightweight system.
Claim 3
Dependent Claim
56 words
The device of claim 1 wherein said head mounted display system includes a light transmissive display mounted on the frame of the eyewear and optics for collimating light to project an image of displayed information at a distance from the user in the periphery of the field of view defined by the transparency of the eyewear.
Claim 4
Dependent Claim
20 words
The device of claim 2 wherein the optics includes a single mirror that receives the information directly from the display.
Claim 5
Dependent Claim
33 words
The device of claim 3 wherein the mirror is toroidal so as to project an enlarged image at an apparent optical distance from the user that is greater than the actual optical path.
Claim 6
Dependent Claim
25 words
The device of claim 3 wherein said mirror is planar with a collimating lens to project the image at a desired distance from the user.
Claim 7
Dependent Claim
11 words
The device of claim 3 wherein said mirror if fully reflective.
Claim 8
Dependent Claim
11 words
The device of claim 3 wherein said mirror is partially reflective.
Claim 9
Dependent Claim
17 words
The device of claim 4 wherein said transmitter & receiver means is located within said control module.
Claim 10
Dependent Claim
21 words
The device of claim 8 further comprising a vest for mounting said control module, said source of power, and said antenna.
Claim 11
Dependent Claim
13 words
The device of claim 9 wherein said source of power comprises a battery.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-03-01 | 2002-08-31 | 2003-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-03-01 | 2006-08-31 | 2007-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-03-01 | 2010-08-31 | 2011-03-02 | $7700.00 | Window Closed / Lapsed |