8results about "Sextants" patented technology

A kit (AA, APP) is proposed to determine the geographical position of an individual (P). The kit comprises: an alignment apparatus (AA) capable of being rigidly connected to a magnetic compass (BM) to align a lubber line of the magnetic compass in the direction of the Sun, wherein, when the lubber line of the magnetic compass (BM) is aligned in the direction of the Sun, an angle between the lubber line and the direction of Magnetic North on a horizontal plane indicated by the magnetic indicator of the magnetic compass represents a detection angle of the Sun (αB); a software application (APP) executable by a processing device (PD), the software application being configured to, when executed by the processing device, cause the processing device to determine said geographical position as a function of: - said detection angle (αB) of the Sun; - an angle of elevation (δ1(t)) of the Sun, and - a date (D) and a time (TMG) of measurement of said detection angle (αB) of the Sun and of said angle of elevation (δ1(t)) of the Sun. A system comprising the kit and a corresponding method for determining the geographical position of the individual are also proposed.

The utility model discloses a novel sextant convenient to operate, which relates to the technical field of sextants and comprises a sextant body and a handheld holder structure. The sextant body comprises a mounting frame, and the mounting frame is fixed to the side edge of the top of the handheld holder structure through a connecting piece; a corner sensor is arranged at the top of the back of the sextant body; the handheld holder structure comprises a handle barrel, a telescopic column is sleeved with the handle barrel, a rotary table is arranged at the top end of the telescopic column, a microcomputer panel is arranged above the rotary table, an attitude sensor is arranged at the top of the microcomputer panel, and a connecting piece is arranged on the side edge of the rotary table. The microcomputer panel is electrically connected with the rotation angle sensor and the attitude sensor respectively; the rotation angle sensor is used for acquiring the deflection angle of the sextant body; the attitude sensor is used for acquiring the levelness and perpendicularity of the handheld holder structure; and the microcomputer panel is used for displaying the deflection angle, the levelness and the perpendicularity. According to the utility model, the technical problem of poor detection data precision during handheld measurement in the prior art is solved.

A kit (AA, APP) is proposed to determine the geographical position of an individual (P). The kit comprises: an alignment apparatus (AA) capable of being rigidly connected to a magnetic compass (BM) to align a lubber line of the magnetic compass in the direction of the Sun, wherein, when the lubber line of the magnetic compass (BM) is aligned in the direction of the Sun, an angle between the lubber line and the direction of Magnetic North on a horizontal plane indicated by the magnetic indicator of the magnetic compass represents a detection angle of the Sun (αB); a software application (APP) executable by a processing device (PD), the software application being configured to, when executed by the processing device, cause the processing device to determine said geographical position as a function of: - said detection angle (αB) of the Sun; - an angle of elevation (δ1(t)) of the Sun, and - a date (D) and a time (TMG) of measurement of said detection angle (αB) of the Sun and of said angle of elevation (δ1(t)) of the Sun. A system comprising the kit and a corresponding method for determining the geographical position of the individual are also proposed.

A kit (AA, APP) is proposed to determine the geographical position of an individual (P). The kit comprises: an alignment apparatus (AA) capable of being rigidly connected to a magnetic compass (BM) to align a lubber line of the magnetic compass in the direction of the Sun, wherein, when the lubber line of the magnetic compass (BM) is aligned in the direction of the Sun, an angle between the lubber line and the direction of Magnetic North on a horizontal plane indicated by the magnetic indicator of the magnetic compass represents a detection angle of the Sun (αB);a software application (APP) executable by a processing device (PD), the software application being configured to, when executed by the processing device, cause the processing device to determine said geographical position as a function of:said detection angle (αB) of the Sun;an angle of elevation (δ1(t)) of the Sun, anda date (D) and a time (TMG) of measurement of said detection angle (αB) of the Sun and of said angle of elevation (δ1(t)) of the Sun.A system comprising the kit and a corresponding method for determining the geographical position of the individual are also proposed.

The present invention relates to an electronic astral sextant, which can use stars, the sun, the moon, and planets to operate. The sextant is a device designed to measure the height of a star above the horizon. With the help of astronomical tables, the latitude and longitude of the observation location can be deduced.

Device for passive sun position measurement, characterized by that it comprises at least two partially transparent optical elements (2), which are staggered one behind the other in the optical axis direction and arranged at fixed angles to each other, wherein the partially transparent optical elements (2) in the final state either touch each other directly or are connected to each other functionally, structurally or functionally and structurally via at least one further body, so that they form a functional unit.

The utility model discloses a portable detachable sextant science teaching aid belongs to sextant technical field. This kind of novel sextant, folding mechanism includes annular seat, the front of annular seat is connected with installation box, the front center of installation box is installed with the I -section seat, is established in a pair of rotary grooves in the inside of I -section seat, and the inside of a pair of rotary grooves is rotatably connected with first connecting seat and second connecting seat respectively, and the opposite end of first connecting seat and second connecting seat is connected with first frame and second frame respectively, and the inside rotatable connection of installation box has a pair of pivot, and the one end of a pair of pivot all penetrates I -section seat, and is connected with first connecting seat and second connecting seat respectively, and the outside of a pair of pivot all is equipped with worm wheel, and the opposite side of two worm wheels all transmission is connected with worm, and the both ends of two worm are connected with the inner wall of installation box through bearing respectively, and the bottom end of two worm penetrates installation box and extends to the outside, and is all equipped with knob.

An apparatus and system for obtaining sensory data is disclosed. The apparatus includes a housing configured to couple to a first network device, a battery displaced within the housing, and circuitry displaced at least partially within the housing, the circuitry including an integrated circuit, an accelerometer, and a communications interface, wherein the circuitry includes logic configured to perform operations including receiving signals from one or more network devices including the first network device, parsing a first signal to (i) identify a unique identifier of the first network device of the one or more network devices, wherein the first network device transmitted the first signal, and (ii) determine a received signal strength indicator (RSSI) value of the first signal, and transmitting a communication to the first network device indicating the RSSI value of the first signal. The housing may be formed from any of hardened plastic, metal, glass, or composite.